4-(3-Diethyaminopropyloxy)-7H-furo(3,2-g)(1)benzopyran-7-one hcl 5-(3-Diethylaminopropoxy)psoralen 5-Deap-psoralen 69187-67-3 7H-Furo(3,2-g)(1)benzopyran-7-one, 4-(3-(diethylamino)propoxy)- 85079-38-5